Question

please answer it's urjent​

Answer 1

Answer:

1 Cricular motion periodic motion

2 motors and generators

3 right and left artia

4 human beings , frogs

5 Mg(OH)2

6 pancreas or liver

Answer 2

Answer:

1) circular motion, linear motion

2) generators , loudspeakers.

3) atria

4) mamals, birds

5) Mg (OH)2